<!DOCTYPE html>
<title>
  Multi-line row flex fragmentation: nested multicols and break-inside:avoid.
</title>
<link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#pagination">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
<style>
  #flex {
    display: flex;
    flex-wrap: wrap;
    position: relative;
  }
  #flex > div {
    width: 100%;
    background: green;
  }
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="columns: 2; column-fill: auto; column-gap: 0; width: 100px; height: 100px; background: red;">
  <div style="height: 50px; background: green;"></div>
  <div style="columns: 5; column-fill: auto; column-gap: 0;">
    <div id="flex">
      <div style="position: absolute; top: 50px; height: 200px; width: 50%;"></div>
      <div style="height: 50px;"></div>
      <div style="width: 50%; height: 100px; margin-top: 50px; break-inside: avoid;"></div>
      <div style="width: 50%; height: 300px;"></div>
      <div style="height: 200px;"></div>
      <div style="height: 200px;"></div>
    </div>
  </div>
</div>
